For “the effective date of this section”, referred to in text, see section 7 of act Apr. 30, 1956, which provided in part that this section shall become effective the first day of the month following the day of enactment, Apr. 30, 1956.

“Secretary of Health and Human Services” substituted for “Secretary of Health, Education, and Welfare” pursuant to section 509(b) of Pub. L. 96–88, which is classified to section 3508(b) of Title 20, Education.

Functions of Public Health Service, Surgeon General of Public Health Service, and all other officers and employees of Public Health Service, and functions of all agencies of or in Public Health Service transferred to Secretary of Health, Education, and Welfare by Reorg. Plan No. 3 of 1966, eff. June 25, 1966, 31 F.R. 8855, 80 Stat. 1610, set out as a note under section 202 of this title.